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Lytoceras cornucopia Toarciense Hondón de los Frailes - España 5 cms.

Lytoceras cornucopia Toarciense Hondón de los Frailes - España 5 cms.

Pseudogrammoceras fallaciosum Toarciense Hondón de los Frailes - España 5 cms.

Pseudogrammoceras fallaciosum Toarciense Hondón de los Frailes - España 5 cms.

Fossil dragonfly, Isophlebia aspasia, Upper Jurassic, 163.5 to 145 million years ago

Fossil dragonfly, Isophlebia aspasia, Upper Jurassic, 163.5 to 145 million years ago

Drotops armatus: Family: Phacopidae, Superfamily Phacopoidea, Suborder Phacopina, ORDER PHACOPIDA

Drotops armatus: Family: Phacopidae, Superfamily Phacopoidea, Suborder Phacopina, ORDER PHACOPIDA

Asteroceras

Asteroceras

Hoploscaphites nicoletti from N. Central South Dakota Added for sale on FossilEra.com

Hoploscaphites nicoletti from N. Central South Dakota Added for sale on FossilEra.com

World Class Quadrops flexuosa Trilobite   Prepared Free Standing - Potential Trilobite of the Year   Quadrops flexuosa  Trilobites Order Phacopida, Family Acastidae  Geological Time : Middle Devonian   Size (25.4 mm = 1 inch): Trilobite is 85 mm long by 53 mm wide (with spines) on a 75 mm by 65 mm matrix  Fossil Site: El Oftal Formation, Ofaten , Morocco

World Class Quadrops flexuosa Trilobite Prepared Free Standing - Potential Trilobite of the Year Quadrops flexuosa Trilobites Order Phacopida, Family Acastidae Geological Time : Middle Devonian Size (25.4 mm = 1 inch): Trilobite is 85 mm long by 53 mm wide (with spines) on a 75 mm by 65 mm matrix Fossil Site: El Oftal Formation, Ofaten , Morocco

Annularia sp. are the leaf whorls of an extinct horsetail. These horsetails (Sphenopsida) were arborescent (tree-like) and grew to a height of 31 feet. Fossil found in Illinois

Annularia sp. are the leaf whorls of an extinct horsetail. These horsetails (Sphenopsida) were arborescent (tree-like) and grew to a height of 31 feet. Fossil found in Illinois

Trilobite-Gerastos

Trilobite-Gerastos

“Happy #fossilfriday! Enjoy this fossil nautiloid (Cooperoceras texanum) from the collections @NMNH! (USNM PAL121110)” - @NMNH

“Happy #fossilfriday! Enjoy this fossil nautiloid (Cooperoceras texanum) from the collections @NMNH! (USNM PAL121110)” - @NMNH

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